     [:div.help
       [:p [:em "Nothing in the archive?"]]
       [:p "When you have read an unread article, it will be moved to the archive.
-          It will remain there until you delete it."]]))
+          It will remain there until you delete it by clicking on " 
+          [:img {:src "/public/i/cross.png"}]
+          " on the right of the article's title."]]))
 
 (defn starred-help []
   (html
     [:div.help
       [:p [:em "Nothing starred?"]]
       [:p "If you find a good article you really like, you can \"star\" it by
-        clicking on " (star-empty-image true) " at the left of the article. Starred article will always
-        be displayed in the " (link-to "/starred" "Starred") " section
-        whether they have been read or not"]
-      [:p "To \"unstar\" a starred article, click on " (star-image true) "."]]))
+        clicking on " [:img {:src "/public/i/star-empty.png"}] " at the left of the article's title.
+        Starred article will always be displayed in the " 
+        (link-to "/starred" "Starred") " section whether they have been read or not"]
+      [:p "To \"unstar\" a starred article, click on " [:img {:src "/public/i/star.png"}]  "."]]))
 
 (defn articles-page
   [type articles advice-section]


(def nav-separator "&nbsp;&#9826;&nbsp;")

(defn star-image [displayed]
  [:img.star {:src "/public/i/star.png"
              :title "Unstar it"

  [:img.star-empty {:src "/public/i/star-empty.png"
              :title "Star it"
              :style (str "display: " (if displayed "inline" "none"))}])

(defn nav-header [type header-type header-title href]
  (if (= type header-type)
